<template>
    <div class="index">
        <div class="container">
            <div class="swiper-box">
                <!-- 轮播左侧导航栏 -->
                <div class="nav-menu">
                    <ul class="menu-wrap">
                        <li class="menu-item">
                            <a class=" left" href="javascript:;">手机 电话卡</a>
                            <div class="children">
                                <ul v-for="(item,index) in menuList" :key="index">
                                    <li v-for="(sub,index) in item" :key="index">
                                        <a :href="sub?'/#/product/'+sub.id:''">
                                            <img :src="sub?sub.img:'/imgs/icon-cart-checked.jpg'" alt="">
                                            {{sub?sub.name:'小米9'}}
                                        </a>
                                    </li>
                                </ul>
                            </div>
                        </li>
                        <li class="menu-item">
                            <a class=" left" href="javascript:;">手机 电话卡</a>
                            <div class="children"></div>
                        </li>
                        <li class="menu-item">
                            <a class=" left" href="javascript:;">手机 电话卡</a>
                            <div class="children"></div>
                        </li>
                        <li class="menu-item">
                            <a class=" left" href="javascript:;">手机 电话卡</a>
                            <div class="children"></div>
                        </li>
                        <li class="menu-item">
                            <a class=" left" href="javascript:;">手机 电话卡</a>
                            <div class="children"></div>
                        </li>
                        <li class="menu-item">
                            <a class=" left" href="javascript:;">手机 电话卡</a>
                            <div class="children"></div>
                        </li>
                        <li class="menu-item">
                            <a class=" left" href="javascript:;">手机 电话卡</a>
                            <div class="children"></div>
                        </li>
                        <li class="menu-item">
                            <a class=" left" href="javascript:;">手机 电话卡</a>
                            <div class="children"></div>
                        </li>
                    </ul>
                </div>
                <!-- 轮播 -->
                <swiper :options="swiperOption" ref="mySwiper">
                    <swiper-slide v-for="(item,index) in slideList" :key="index">
                        <a v-bind:href="'/#/product/'+item.id"><img v-bind:src="item.img"></a>
                    </swiper-slide>
                    <div class="swiper-pagination" slot="pagination"></div>
                    <div class="swiper-button-prev" slot="button-prev"></div>
                    <div class="swiper-button-next" slot="button-next"></div>
                </swiper>
            </div>
            <!-- 广告位 -->
            <div class="ads-box">
                <a :href="'/#/product/'+item.id" v-for="(item,index) in adsList" :key="index">
                    <img v-lazy="item.img" alt="">
                </a>
            </div>
            <div class="banner">
                <a :href="'/#/product/30'">
                    <img v-lazy="'//cdn.cnbj1.fds.api.mi-img.com/mi-mall/6c907ad4004b32609a589bdada203443.jpg?thumb=1&w=1226&h=120&f=webp&q=90'" alt="">
                </a>
            </div>
        </div> 
        <div class="product-box">
            <div class="container">
                <h2>手机</h2>
                <div class="wrapper">
                    <div class="banner-left">
                        <a href="/#/product/35">
                            <img v-lazy="'//cdn.cnbj1.fds.api.mi-img.com/mi-mall/a660ce095e8f553a9ed1515265f4e9fc.jpg?thumb=1&w=234&h=300&f=webp&q=90'" alt="">
                        </a>
                    </div>
                    <div class="list-box">
                        <div class="list" v-for="(arr,i) in phoneList" :key="i">
                            <div class="item" v-for="(item,j) in arr" :key="j">
                                <span :class="{'new-pro':j%2==0}">新品</span>
                                <div class="item-img">
                                    <img v-lazy="item.mainImage" alt="">
                                </div>
                                <div class="item-info">
                                    <h3>{{item.name}}</h3>
                                    <p>{{item.subtitle}}</p>
                                    <p class="price" @click='addCart(item.id)'>{{item.price}}元</p>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>  
        </div>
        <service-bar></service-bar>   
        <modal
            title="提示"
            sureText="查看购物车"
            cancelText="取消"
            btnType="1"
            modalType="middle"
            v-bind:showModal='showModal'
            @submit="goToCart"
            @cancel="showModal=false">
            <template v-slot:body>
                <p>商品添加成功！</p>
            </template>
        </modal>
    </div>
</template>
<script>
    import serviceBar from '../components/serviceBar';
    import "swiper/css/swiper.css";
    import { Swiper, SwiperSlide } from 'vue-awesome-swiper';
    import Modal from '../components/Modal';
    export default{
        name:'index',
        components:{
            serviceBar,
            Swiper,
            SwiperSlide,
            Modal
        },
        data() {
            return {
                error: '',
                slideList:[
                    {
                        id:'42',
                        img:"https://cdn.cnbj1.fds.api.mi-img.com/mi-mall/d7eb44d37910a3b567edca45463e0c6b.jpg?w=2452&h=920"
                    },
                    {
                        id:'45',
                        img:"https://cdn.cnbj1.fds.api.mi-img.com/mi-mall/6f834e0dcded7308aaedb77b5ee7269c.jpg?thumb=1&w=1226&h=460&f=webp&q=90"
                    },
                    {
                        id:'46',
                        img:"https://cdn.cnbj1.fds.api.mi-img.com/mi-mall/d7eb44d37910a3b567edca45463e0c6b.jpg?w=2452&h=920"
                    },
                    {
                        id:'',
                        img:"https://cdn.cnbj1.fds.api.mi-img.com/mi-mall/6f834e0dcded7308aaedb77b5ee7269c.jpg?thumb=1&w=1226&h=460&f=webp&q=90"
                    }
                ],
                menuList:[
                    [
                      {
                          id: 30,
                          img: '/imgs/icon-cart-checked.jpg',
                          name: '小米cc9',
                      },
                      {
                          id: 30,
                          img: '/imgs/icon-cart-checked.jpg',
                          name: '小米cc9',
                      },
                      {
                          id: 32,
                          img: '/imgs/icon-cart-checked.jpg',
                          name: '小米cc9',
                      },
                      {
                          id: 33,
                          img: '/imgs/icon-cart-checked.jpg',
                          name: '小米cc9',
                      }    
                    ],[0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0]
                ],
                adsList:[
                    {
                        id:'33',
                        img:"https://cdn.cnbj1.fds.api.mi-img.com/mi-mall/c0c05274f2fbb55fbccb89622f798907.jpg?w=632&h=340"
                    },
                    {
                        id:'48',
                        img:"https://cdn.cnbj1.fds.api.mi-img.com/mi-mall/b746a4db2e0473cc076a3a4b9bbe0235.jpg?w=632&h=340"
                    },
                    {
                        id:'45',
                        img:"https://cdn.cnbj1.fds.api.mi-img.com/mi-mall/c0c05274f2fbb55fbccb89622f798907.jpg?w=632&h=340"
                    },
                    {
                        id:'47',
                        img:"https://cdn.cnbj1.fds.api.mi-img.com/mi-mall/b746a4db2e0473cc076a3a4b9bbe0235.jpg?w=632&h=340"
                    }
                ],
                phoneList:[
                    [1,1,1,1],
                    [1,1,1,1]
                ],
                showModal:false,
                swiperOption: {
                    pagination: {
                        el: '.swiper-pagination',
                        clickable :true,
                    },
                    navigation: {
                        nextEl: '.swiper-button-next',
                        prevEl: '.swiper-button-prev',
                    },
                    autoplay: true,
                    loop: true,
                    effect: 'cube',
                    cubeEffect:{
                        slideShadows: true,
                        shadow: true,
                        shadowOffset: 100,
                        shadowScale: 0.6,
                    },
                }
            }
        },

        computed: {
            swiper() {
                return this.$refs.mySwiper.swiper
            }
        },

        mounted(){
            this.init();
        },

        methods:{
            init() {
                this.axios.get('/products',{
                    params:{
                        categoryId: 100012,
                        pageSize: 14
                    }
                }).then((res)=>{
                    res.list = res.list.slice(6,14);
                    this.phoneList = [res.list.slice(0,4),res.list.slice(4,8)]
                })
            },
            addCart(id){
                this.axios.post('/carts',{
                    productId: id,
                    selected: true
                }).then((res)=>{
                    this.showModal = true;
                    this.$store.dispatch('saveCartCount', res.cartTotalQuantity);
                }).catch(()=>{
                    this.showModal = true;
                })
            },
            goToCart(){
                this.$router.push('/cart')
            }

        }
    }
</script>
<style lang="scss">
    @import '../assets/scss/base.scss';
    @import '../assets/scss/mixin.scss';
    @import '../assets/scss/config.scss';
    .index{
        .swiper-box{
            .nav-menu{
                position:absolute;
                width: 264px;
                height: 450px;
                z-index: 9;
                padding: 26px 0;
                background-color: #55585a7a;//opacity调整透明度 字体内容等都会跟着变，background-color在浏览器的审查元素中可以调整透明度
                box-sizing: border-box;
                .menu-wrap{
                    .menu-item{
                        height: 50px;
                        line-height: 50px;
                        .left{
                            position: relative;
                            color: #ffffff;
                            font-size: 16px;
                            padding-left: 30px;
                            display: block;
                            &:after{
                                content: '';
                                position: absolute;
                                right: 30px;
                                top: 17.5px;
                                @include bgImg(10px,15px,'/imgs/icon-cart-checked.jpg');
                            }
                        }
                       &:hover{
                           background-color: $colorA;
                           .children{
                               display: block;
                           }
                       }
                       .children{
                           width: 962px;
                           height: 451px;
                           background-color: $colorG;
                           position: absolute;
                           top:0;
                           left: 264px;
                           border: 1px solid $colorH;
                           display: none;
                           ul{
                               display: flex;
                               justify-content: space-between;
                               height: 75px;
                               li{
                                   height: 75px;
                                   line-height: 75px;
                                   flex: 1;
                                   padding-left: 23px;
                                   z-index: 10;
                               }
                               a{
                                   color: $colorB;
                                   font-size: 14px;
                               }
                               img{
                                   width: 42px;
                                   height: 35px;
                                   vertical-align: middle;
                                   margin-right: 15px;
                               }
                           }
                       }
                    }
                }
            }
            .swiper-container{
                height: 450px;
                .swiper-button-prev{
                    left: 274px;
                }
                img{
                    width: 100%;
                    height: 100%;
                }
            }
        }
        .ads-box{
            @include flex();
            margin-top: 14px;
            margin-bottom: 31px;
            a{
                width: 296px;
                height: 167px;
            }
        }
        .banner{
            margin-bottom: 50px;
        }
        .product-box{
            background-color: $colorJ ;
            padding: 30px 0 50px;
            h2{
                font-size: $fontF;
                height: 21px;
                line-height: 21px;
                color: $colorB;
                margin-bottom: 20px;
            }
            .wrapper{
                display: flex;
                .banner-left{
                    margin-right: 16px;
                    img{
                        width: 224px;
                        height: 619px;
                    }
                }
                .list-box{
                    .list{
                        @include flex();
                        width: 986px;
                        margin-bottom: 14px;
                        &:last-child{
                            margin-bottom: 0;
                        }
                        .item{
                            width: 236px;
                            height: 302px;
                            background-color: $colorG;
                            text-align: center;
                            span{
                                display: inline-block;
                                width: 67px;
                                height: 24px;
                                line-height: 24px;
                                font-size: 14px;
                                color: #ffffff;
                                &.new-pro{
                                    background-color: #7ECF68;
                                }
                                &.kill-pro{
                                    background-color: #E82626;
                                }
                            }
                            .item-img{
                                img{
                                    height: 195px;
                                    width: 100%;
                                }
                            }
                            .item-info{
                                h3{
                                    font-size: $fontJ;
                                    color: $colorB;
                                    line-height: $fontJ;
                                    font-weight: bold;
                                }
                                p{
                                    color: $colorD;
                                    line-height: 13px;
                                    margin: 6px auto 13px;
                                }
                                .price{
                                    color: #F20A0A;
                                    font-size: $fontJ;
                                    font-weight: bold;
                                    cursor: pointer;
                                    &:after{
                                        content: '';
                                        margin-left: 5px;
                                        vertical-align: middle;
                                        @include bgImg(22px,22px,'/imgs/icon-cart-checked.jpg');
                                    }
                                }
                            }
                        }
                    }
                }
            }
        }
    }
        
</style>